Sanitary napkin



FIG. 1 is a top view of the sanitary napkin, showing my new design;

FIG. 2 is a bottom elevation of the sanitary napkin;

FIG. 3 is a right side elevation thereof;

FIG. 4 is a left side elevation thereof;

FIG. 5 is a front elevation thereof; and,

FIG. 6 is a rear elevation of the sanitary napkin illustrated in FIGS.1-5.

The ornamental design for a sanitary napkin, as shown and described. 